If 1/(5!) + 1/(6!) = x/(7!), what is x? | StemPy Lab

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If 1/(5!) + 1/(6!) = x/(7!), what is x? | StemPy Lab

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If 1/(5!) + 1/(6!) = x/(7!), what is x?

MathematicsMediumHigh School (11–12)Algebra › Permutations and Combinations A-Level Board Exam IB

Created by StemPy Lab

If $\dfrac{1}{5!} + \dfrac{1}{6!} = \dfrac{x}{7!}$ , what is $x$ ?

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← Three-digit numbers are formed from the digits 1 to 7, with repetition allowed. How many are even?Evaluate (10!)/(8! × 2!). →

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